Sony SLT Alpha A55 In-depth Review
Sony SLT Alpha A55 specifications
|Price (with 18-55 mm kit lens)||• US: $749
• EU: €850
|Sensor|| APS-C "Exmor" HD CMOS
16.7 million total pixels
16.2 million effective pixels
RGB (Primary) color filter array
|Image sizes|| 4912 x 3264 (3:2)
• 3568 x 2368 (3:2)
• 2448 x 1624 (3:2)
• 4912 x 2760 (16:9)
• 3568 x 2000 (16:9)
• 2448 x 1376 (16:9)
|Image sizes (Video)||• AVCHD:
• 1920 x 1080, 59.94i (from 29.97fps sensor output)
• 1440 x 1080, 29.97p or 25p, depending on region
• 640 x 480, 29.94 fps
|Aspect ratios|| 3:2
variable (Sweep Panorama)
|File formats|| RAW
RAW + JPEG
RAW + JPEG Fine
JPEG (EXIF 2.2) - Standard
JPEG (EXIF 2.2) - Fine
|File formats (Movie)||• AVCHD Ver. 1.0 compliant Video: MPEG-4 AVC/H.264
• MPEG-4 AVC/H.264
|Lenses||• Sony A-mount
• Konica-Minolta AF mount
|Focus modes||• Auto Focus (15-point phase-detection AF system)
• Manual focus
• Face Detection
• AF Tracking
|AF assist lamp||Yes, dedicated lamp|
|Image stabilization||Super SteadyShot INSIDE|
|Extended optical zoom||N/A|
|Exposure modes||• Program AE
• Aperture priority AE
• Shutter priority AE
• Auto +
• High-speed mode (10-fps)
• Sweep Panorama (2D/3D)
• SCN (see below)
• Flash off
|Scene modes||• Portrait
• Sports Action
• Night view
• Hand held Twilight
• Night portrait
|Scene modes (movie)||• Portrait
• Sports Action
• Night view
• Hand held Twilight
• Night portrait
• Intelligent ISO
• ISO 100
• ISO 200
• ISO 400
• ISO 800
• ISO 1600
• ISO 3200
• ISO 6400
• ISO 12800
• ISO 25600 (multi-shot NR mode - JPEG only)
|ISO steps||1/3 or 1.0 EV|
|Metering range||-2 to 17 EV|
|Metering modes||• 1200-zone multi-segment
|AE Lock||• AEL/AFL button
• With shutter release half-press
|AE Bracketing||• 3 frames
• in 1/3 or 2/3
|Exposure compensation||• -2 to +2 EV
• 1/3 EV steps
|Shutter speed||• 60 -1/4000 sec.
• Flash X-sync 1/160 sec
|White balance||• Auto
• Kelvin temp (2500 - 9900K, 100K steps)
|WB fine tuning||Yes (magenta/green bias)|
|Color space||• sRGB
• Adobe RGB
|Image parameters||• Creative Style (Standard, Vivid, Portrait, Landscape, Sunset, B/W)
• Saturation (5 levels)
• Contrast (5 levels)
• Saturation (5 levels)
• Sharpness (5 levels)
|Drive modes||• Single
• Continuous Hi (6 fps)
• Continuous Lo (3 fps)
• 10 fps via high-speed mode
|Continuous buffer||• 35 JPEG Fine images
• 39 JPEG Std images
• 20 RAW images
• 20 RAW+JPEG images
|Self-timer||• 2 sec
• 10 sec
|Flash||• Manual pop-up
• TTL auto / manual
• Guide no. 10 (ISO 100)
• Sync modes: Auto, Fill flash, Slow sync, Rear-curtain sync, Red-eye reduction on/off, Wireless
• Flash exposure compensation: Up to +/- 2EV in 1/3 EV steps
|Flash X-sync speed||1/160 sec|
|External flash||• Hot shoe|
|Viewfinder||• Electronic Viewfinder
• Color LCD Viewfinder
• Field of view 100%
• Eye point 19mm
• Magnification 1.1x
• Dioptre adjustment -4 to +4 dioptre
• 1,440,000 dots (of which 1,152,000 are used)
• Field Sequential (RGB)
|LCD monitor||• 3.0" TFT LCD monitor
• Multi-angle swing and tilt (180°swing, 180° swivel)*
• Low temperature Polycrystalline TFT LCD
• 921,600 dots
• Approx 100% frame coverage
• Auto / Manual (5 steps between -2 and +2) / Sunny Weather
|Playback functions||• Single (with or without shooting information
• RGB histogram & highlight/shadow warning)
• 6/12-frame index view
• Enlarged display mode (L: 11.8x, M: 8.8x, S: 6x)
• Image orientation (On/Off selectable)
• Panorama scrolling
• Auto Review (10/5/2 sec Off selectable)
• Folder selectable (still image)
• Slow-forward (movie)
• fast-forward/fast-rewind (movie)
|Connectivity||• USB 2.0 (High Speed)
• HDMI type C
|Print compliance||• Exif Print
• Print Image Matching III
• DPOF setting
|Storage||SD/SDHC/SDXC/MemoryStick Pro Duo|
|Power||• NP-FW50 Lithium-Ion rechargeable battery
• Supplied charger / AC adapter (sold separately)
|Dimensions||124 x 92 x 85 mm (4.8 x 3.6 x 3.3 in)|
|Weight (camera body)||Approx. 441g (0.97lb)|
|Weight (camera body, card and battery)||Approx. 500g (1.1lb)|
Aug 12, 2013
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